Supercell storm in Trieste, Italy this afternoon – Oct 12, 16:45 UTC

Apparently, a marginal supercell developed this afternoon near Trieste, Italy within the Day 1 Outlook for 12/10/2013. Radar scan from a nearby station showed some weak rotation in mid level and enhanced reflectivity. The storm formed in weakly unstable and highly sheared environment and was tracking on the edge of an organized convective line moving across the northern Adriatic sea. It brought heavy rain into the coastal areas.

Radar scan from Fossalon site. Source: OSMER FVG

Webcam image from Trieste is showing likelihood of a wall cloud beneath the cloud base.